International economic relations: proceedings of the Third Congress of the International Economic Association [held in Montreal, 2-7 Sept. 1968] /
edited by Paul A. Samuelson.
- London, Melbourne [etc.] New York : Macmillan; St. Martin's P., 1969.
- x, 281 p.: 2 illus., 23 cm.
- Conference volumes (International Economic Association), no. 27. .